POP (post office protocol) account is an actual E-mail box located on the server for which the address is made. When E-mail is sent to a real POP account, the mail is stored on the server until the user logs in with their E-mail software and downloads it.

The derivative of crackle, which is the derivative of snap, which is the derivative of jerk, which is the derivative of acceleration, which is the derivative of velocity, which is the derivative of distance.

A quantic phenomenon in which the popularity of something is inversely proportional to its overall goodness, pop has become the baseline standard against which the quality of all decent culture, music and art can be measured against.

Cynthia is cool, unique, and trendy while being generally accepted in her clique as long as she feeds corporately-sanctioned pop culture into her daily life.